Table 6.

The number of viable bacteria recovered in 1 mL (N) and the antibacterial activity (R) of the PVA-based material.

Sample	S. aureus		E. coli
	N (CFU/mL)	R	N (CFU/mL)	R
PVA-0 (blank)	3.7 × 105	5.6 ($log{N}_{blank})$	1.0 × 106	6.0 ($log{N}_{blank})$
PVA-0.5	<1	≥5.6	<1	≥6.0
PVA-1.0	<1	≥5.6	<1	≥6.0
PVA:Ch-0	2.9 × 103	2.1	2.8 × 105	0.56
PVA:Ch-0.5	2.9 × 103	2.1	5.9 × 104	1.2
PVA:Ch-1.0	3.7 × 103	2.0	2.6 × 104	1.6